NEW YORK, Sept. 8, 2011 /PRNewswire/ -- OTC Markets Group Inc. (OTCQX: OTCM), the financial information and technology services company that provides the world's largest electronic marketplace for broker-dealers to trade unlisted stocks, announced that Antioquia Gold Inc. (OTCQX: AGDXF; TSX.V: AGD), a precious metal exploration company, is now trading on the highest tier of the OTC market, OTCQX®.

Antioquia Gold began trading today on the OTC market's prestigious tier, OTCQX International. Investors can find current financial disclosure and Real-Time Level 2 quotes for the Company on www.otcqx.com and www.otcmarkets.com.

"The superior information and visibility of the OTCQX marketplace allows companies to efficiently build investor confidence and expand their shareholder base," said R. Cromwell Coulson, President and Chief Executive Officer of OTC Markets Group. "We are pleased to welcome Antioquia Gold to OTCQX."

Merriman Capital, Inc. will serve as Antioquia Gold's Principal American Liaison ("PAL") on OTCQX, responsible for providing guidance on OTCQX requirements and U.S. securities laws.

About Antioquia Gold Inc.

Antioquia Gold Inc. (OTCQX: AGDXF; TSX.V: AGD) trades in the United States on OTCQX under the symbol "AGDXF." Antioquia Gold is a precious metal exploration company with projects in Colombia since 2007. It holds close to 40,000 hectares of exploration concessions throughout Colombia. Antioquia's principal asset, the Cisneros Project, is being actively explored and is located 55 kilometers northeast of Medellin in the Department of Antioquia, Colombia.

About OTC Markets Group Inc.

OTC Markets Group Inc. (OTCQX: OTCM) operates the world's largest electronic marketplace for broker-dealers to trade unlisted stocks. Our OTC Link™ platform supports an open network of competing broker-dealers that provide investors with the best prices in over 10,000 OTC securities. We categorize the wide spectrum of OTC-traded companies into three tiers - OTCQX (the quality-controlled marketplace for investor friendly companies), OTCQB® (the U.S. reporting company marketplace for development stage companies), and OTC Pink™ (the speculative trading marketplace) - so investors can identify the level and quality of information companies provide. To learn more about how OTC Markets Group makes the unlisted markets more transparent, informed, and efficient, visit www.otcmarkets.com.